feat(llm-wiki): 迁入 llm-wiki 技能包及依赖（85 文件，含 baoyu-url-to-markdown 适配器）

llm-wiki/templates/overview-en-template.md

@@ -0,0 +1,41 @@
+# {{TOPIC}} — Wiki Overview
+
+> Created: {{DATE}}
+
+---
+
+## About this wiki
+
+This wiki collects all knowledge and sources about **{{TOPIC}}**.
+
+Each source is digested and organized by AI into interlinked wiki pages. Browse by:
+
+- **Entity pages**: people, organizations, concepts, tools
+- **Topic pages**: synthesis around a research theme
+- **Source summaries**: key takeaways from each source
+- **Comparisons**: side-by-side analysis of options or viewpoints
+- **Synthesis**: deep cross-source insights
+
+---
+
+## Knowledge map
+
+(Will show major coverage areas as sources accumulate)
+
+---
+
+## Quick navigation
+
+| Type | Count | View |
+|------|-------|------|
+| Sources | 0 | [[Source Summaries]] |
+| Entities | 0 | [[Entity Pages]] |
+| Topics | 0 | [[Topic Pages]] |
+| Comparisons | 0 | [[Comparisons]] |
+| Synthesis | 0 | [[Synthesis]] |
+
+---
+
+## Recent updates
+
+(none yet)